How to model a flag stand?
Basically you do this steps:

⇧ Shift + A -&gt; Mesh -&gt;  plane
7 -&gt; Top Orthographic View
↹ Tab -&gt; Edit Mode
⇧ Shift + ↹ Tab -&gt; Turn snapping on
Select the bottom vertices and RMB  -&gt; subdivide
Select the bottom left vertex
Press G -&gt; Y -&gt; Move down with mouse
Repeat step 6-7 for bottom right vertex

Here is a link to a video tutorial: https://youtu.be/3I-udSlXakM